40334646 has 16 divisors (see below), whose sum is σ = 88003008. Its totient is φ = 12222600.

The previous prime is 40334641. The next prime is 40334647. The reversal of 40334646 is 64643304.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40334641) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 305500 + ... + 305631.

It is an arithmetic number, because the mean of its divisors is an integer number (5500188).

Almost surely, 2^40334646 is an apocalyptic number.

40334646 is an abundant number, since it is smaller than the sum of its proper divisors (47668362).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

40334646 is a wasteful number, since it uses less digits than its factorization.

40334646 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 611147.

The product of its (nonzero) digits is 20736, while the sum is 30.

The square root of 40334646 is about 6350.9563059432. The cubic root of 40334646 is about 342.9462696367.

The spelling of 40334646 in words is "forty million, three hundred thirty-four thousand, six hundred forty-six".